Selma Kurz, Joseph O'Mara, Irene Abendroth, Annie Dirkens, Louise Kirkby Lunn, Hermann Winkelmann, Caro Roma, Ferruccio Giannini, Leopold Demuth, Les Troubadors Toulousains, W.A. Fransella, Studio Pianist, Ellen Beach Yaw, Desire Pauwels, Franz Pacal, Paul Daraux, Giovanni Apostulo, Gabriel Soulacroix, Fraulein Vroni Eidner, Edna May, Rene Fournets, Kate Cove, Felix Asch, Theodor Bertram, Edith Clegg, A. Del Campo, Marie Tempest
